*{
    margin: 0;
    padding: 0;
    font-family:
            "Helvetica;", "微软雅黑",
            STXihei, "华文细黑",
            serif;
    vertical-align: middle;
}
.border{
    border: 2px dotted #777 !important
}
.loader-wrapper{
    position: absolute;
    display:inline-block;
    top: 25px;
    right: 25px;
    z-index: 200;
    font-size:0
}
.loader-wrapper button{
    background-color: #000;
    color:#fff;
    font-size: 1.2rem;
    border: none;
    padding:5px;
    border-radius:5px;
}
.buttons{
    position: fixed;
    width: 100%;
    bottom: 0px;
    font-size: 0px;
    border-top: 1px solid #e9e9e9;
    z-index: 100;
}
.btn1,.btn2{
    display: inline-block;
    float: left;
    text-decoration: none;
    height: 45px;
    line-height: 45px;
    box-sizing: border-box;
    text-align: center;
    font-size: 16px;
}
.btn1{
    width: 50%;
    color: #FFFFFF;
    background: #516384;
}
.btn1:focus{
    color: #fff;
}
.btn2{
    width: 50%;
    color: #516384;
    background-color: #FFFFFF;
    border: 1px solid #516384;
}
.btn2:focus{
    color: #516384;
}
/*预加载页面css样式开始*/
#preload{
    position: fixed;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background-color: #FFFFFF;
    padding: 0 30px;
    box-sizing: border-box;
    z-index: 1000;
}
#preload .building-name{
    text-align: center;
    color: #2a2a2a;
    font-size: 24px;
    margin-bottom: 20px;
}
#preload .loading{
    color: #5a5a5a;
    font-size: 14px;
    text-indent: 2em;
}
#preload p{
    color: #5a5a5a;
    font-size: 14px;
}
.spinner {
    width: 100px;
    height: 100px;
    position: relative;
    margin: 100px auto 20px auto;
}

.double-bounce1, .double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #fc5c62;
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;

    -webkit-animation: bounce 2.0s infinite ease-in-out;
    animation: bounce 2.0s infinite ease-in-out;
}

.double-bounce2 {
    -webkit-animation-delay: -1.0s;
    animation-delay: -1.0s;
}

@-webkit-keyframes bounce {
    0%, 100% { -webkit-transform: scale(0.0) }
    50% { -webkit-transform: scale(1.0) }
}

@keyframes bounce {
    0%, 100% {
        transform: scale(0.0);
        -webkit-transform: scale(0.0);
    } 50% {
          transform: scale(1.0);
          -webkit-transform: scale(1.0);
      }
}